light bulb

名词 n.
中文释义

英文释义

名词 n.
  1. An evacuated glass bulb containing a metal filament which is heated by electrical resistance to produce light.
    — Atticus did something that interested us: he came into the livingroom carrying a long electrical extension cord. There was a light bulb on the end.
  2. An article that resembles such a bulb and converts electricity to light by any process. broadly
    — a fluorescent light bulb
  3. Used in reference to the sudden arrival of a realization, an inspiration, an idea, or the like. figuratively
    — a light-bulb moment

词形变化

light bulbs plural light-bulb alternative lightbulb alternative

词汇关系

衍生词
light-bulbed light bulb joke light-bulb moment

词源

From light + bulb First attested in 1885.
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